[Simple examinations of the physical working capacity in childhood and youth (author's transl)]

Evaluation of the physical working capacity in childhood and youth is an important problem in pediatrics. In this connection cardio-vascular system is of particular importance. The capacity of the cardio-vascular system proves the parameter of endurance training, which has a close correlation to the level of health. Medical examination findings are the prerequisite to preventive measures for subsequent heart-circulatory diseases. The body of children is showing a favourable reaction to these preventive measures for the purpose of adaptions. Current methods of performance testing of the cardio-vascular system are discussed. The author gives a survey of the steptest according to Ruffier and the submaximal load with four bicycle ergometers. He recommends the use of these tests for studies in medical practice.